What happens to certain nutrient molecules after they pass into muscle cells? A.
They are replicated in the nucleus
B.
They are acted on by enzymes and release the energy they contain.
c.
They are changed into tissues and organs in the cytoplasm.
D.
They enter chloroplasts, where they can absorb light energy.
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Which of the following statements is a scientific claim? a. the early solar system had large amounts of water; so, the oldest objects in the solar system should also be abundant in water. b. earth is shaped like a sphere even if not all of the scientific observations related to its shape support this idea. c. the mass of the universe is much greater than current models predict; it is not possible to explain this inconsistency. d. planet earth is abundant in water, but there is no way to scientifically determine from where earth's water originated.